@article{ARM_1990__26_4_a4,
     author = {Paseka, Jan and \v{S}marda, Bohumil},
     title = {Semiregular frames},
     journal = {Archivum mathematicum},
     pages = {223--228},
     publisher = {mathdoc},
     volume = {26},
     number = {4},
     year = {1990},
     mrnumber = {1188974},
     zbl = {0736.54015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1990__26_4_a4/}
}